mirror of
https://github.com/dg/dibi.git
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169 lines
2.9 KiB
PHP
169 lines
2.9 KiB
PHP
<?php
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/**
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* This file is part of the "dibi" - smart database abstraction layer.
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*
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* Copyright (c) 2005 David Grudl (http://davidgrudl.com)
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*
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* For the full copyright and license information, please view
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* the file license.txt that was distributed with this source code.
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*/
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/**
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* dibi common exception.
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*
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* @author David Grudl
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* @package dibi
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*/
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class DibiException extends Exception
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{
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/** @var string */
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private $sql;
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/**
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* Construct a dibi exception.
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* @param string Message describing the exception
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* @param int Some code
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* @param string SQL command
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*/
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public function __construct($message = NULL, $code = 0, $sql = NULL)
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{
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parent::__construct($message, (int) $code);
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$this->sql = $sql;
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}
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/**
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* @return string The SQL passed to the constructor
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*/
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final public function getSql()
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{
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return $this->sql;
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}
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/**
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* @return string string represenation of exception with SQL command
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*/
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public function __toString()
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{
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return parent::__toString() . ($this->sql ? "\nSQL: " . $this->sql : '');
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}
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}
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/**
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* database server exception.
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*
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* @author David Grudl
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* @package dibi
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*/
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class DibiDriverException extends DibiException
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{
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/********************* error catching ****************d*g**/
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/** @var string */
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private static $errorMsg;
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/**
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* Starts catching potential errors/warnings.
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* @return void
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*/
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public static function tryError()
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{
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set_error_handler(array(__CLASS__, '_errorHandler'), E_ALL);
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self::$errorMsg = NULL;
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}
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/**
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* Returns catched error/warning message.
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* @param string catched message
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* @return bool
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*/
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public static function catchError(& $message)
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{
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restore_error_handler();
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$message = self::$errorMsg;
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self::$errorMsg = NULL;
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return $message !== NULL;
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}
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/**
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* Internal error handler. Do not call directly.
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* @internal
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*/
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public static function _errorHandler($code, $message)
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{
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restore_error_handler();
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if (ini_get('html_errors')) {
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$message = strip_tags($message);
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$message = html_entity_decode($message);
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}
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self::$errorMsg = $message;
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}
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}
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/**
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* PCRE exception.
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*
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* @author David Grudl
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* @package dibi
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*/
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class DibiPcreException extends Exception {
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public function __construct($message = '%msg.')
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{
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static $messages = array(
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PREG_INTERNAL_ERROR => 'Internal error',
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PREG_BACKTRACK_LIMIT_ERROR => 'Backtrack limit was exhausted',
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PREG_RECURSION_LIMIT_ERROR => 'Recursion limit was exhausted',
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PREG_BAD_UTF8_ERROR => 'Malformed UTF-8 data',
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5 => 'Offset didn\'t correspond to the begin of a valid UTF-8 code point', // PREG_BAD_UTF8_OFFSET_ERROR
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);
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$code = preg_last_error();
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parent::__construct(str_replace('%msg', isset($messages[$code]) ? $messages[$code] : 'Unknown error', $message), $code);
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}
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}
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/**
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* @package dibi
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*/
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class DibiNotImplementedException extends LogicException
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{}
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/**
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* @package dibi
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*/
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class DibiNotSupportedException extends LogicException
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{}
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